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Q.1
All radioactivity is man-made.
True
False
Q.2
Electrons are smaller than atoms.
True
False
Q.3
Lasers work by focusing sound waves.
True
False
Q.4
Antibiotics will kill viruses as well as bacteria.
True
False
Q.5
The oxygen we breathe in comes from plants.
True
False
Q.6
Radioactive milk can be made safe by boiling it.
True
False
Q.7
It is the mother's genes that decide whether a baby is a boy or girl
True
False
Q.8
Human beings, as we know them today, developed from earlier species of animals.
True
False
Q.9
The centre of the Earth is very hot.
True
False
Q.10
Genetically-modified food is mostly safe for consumption.
True
False
Q.11
The Earth takes a day to go around the sun.
True
False
Q.12
Nanotechnology deal with things that are extremely small.
True
False
Q.13
Suncreen protects the skin from infrared solar radiation.
True
False
Q.14
Stem cells are different from other cells because they are only found in plants.
True
False
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